- Added solutions by Burkhard Nickels.

23 files changed, 1050 insertions, 1026 deletions

diff --git a/challenge-042/burkhard-nickels/blog.txt b/challenge-042/burkhard-nickels/blog.txt
new file mode 100644
index 0000000000..f036d8d734
--- /dev/null
+++ b/challenge-042/burkhard-nickels/blog.txt
@@ -0,0 +1 @@
+https://github.com/manwar/perlweeklychallenge-club/blob/master/challenge-042/burkhard-nickels/perl/ch-1.html
diff --git a/challenge-042/burkhard-nickels/blog1.txt b/challenge-042/burkhard-nickels/blog1.txt
new file mode 100644
index 0000000000..251b16ae92
--- /dev/null
+++ b/challenge-042/burkhard-nickels/blog1.txt
@@ -0,0 +1 @@
+https://github.com/manwar/perlweeklychallenge-club/blob/master/challenge-042/burkhard-nickels/perl/ch-2.html
diff --git a/challenge-042/burkhard-nickels/blogs.txt b/challenge-042/burkhard-nickels/blogs.txt
deleted file mode 100644
index 9cb0ea99b5..0000000000
--- a/challenge-042/burkhard-nickels/blogs.txt
+++ /dev/null
@@ -1 +0,0 @@
-http://pearls.dyndnss.net 
diff --git a/challenge-042/burkhard-nickels/perl5/ch-1.html b/challenge-042/burkhard-nickels/perl/ch-1.html
index ea1c43b93a..ea1c43b93a 100644
--- a/challenge-042/burkhard-nickels/perl5/ch-1.html
+++ b/challenge-042/burkhard-nickels/perl/ch-1.html
diff --git a/challenge-042/burkhard-nickels/perl5/ch-1.pl b/challenge-042/burkhard-nickels/perl/ch-1.pl
index d908c529b5..d908c529b5 100755
--- a/challenge-042/burkhard-nickels/perl5/ch-1.pl
+++ b/challenge-042/burkhard-nickels/perl/ch-1.pl
diff --git a/challenge-042/burkhard-nickels/perl5/ch-1.pod b/challenge-042/burkhard-nickels/perl/ch-1.pod
index 1a37383fc2..1a37383fc2 100755
--- a/challenge-042/burkhard-nickels/perl5/ch-1.pod
+++ b/challenge-042/burkhard-nickels/perl/ch-1.pod
diff --git a/challenge-042/burkhard-nickels/perl5/ch-2.html b/challenge-042/burkhard-nickels/perl/ch-2.html
index 65f20b4cd6..65f20b4cd6 100644
--- a/challenge-042/burkhard-nickels/perl5/ch-2.html
+++ b/challenge-042/burkhard-nickels/perl/ch-2.html
diff --git a/challenge-042/burkhard-nickels/perl5/ch-2.pl b/challenge-042/burkhard-nickels/perl/ch-2.pl
index 4ac103997e..4ac103997e 100755
--- a/challenge-042/burkhard-nickels/perl5/ch-2.pl
+++ b/challenge-042/burkhard-nickels/perl/ch-2.pl
diff --git a/challenge-042/burkhard-nickels/perl5/ch-2.pod b/challenge-042/burkhard-nickels/perl/ch-2.pod
index 917205d746..917205d746 100755
--- a/challenge-042/burkhard-nickels/perl5/ch-2.pod
+++ b/challenge-042/burkhard-nickels/perl/ch-2.pod
diff --git a/challenge-042/burkhard-nickels/perl5/ch-1.py b/challenge-042/burkhard-nickels/python/ch-1.py
index 40388def78..40388def78 100755
--- a/challenge-042/burkhard-nickels/perl5/ch-1.py
+++ b/challenge-042/burkhard-nickels/python/ch-1.py
diff --git a/challenge-042/burkhard-nickels/perl5/ch-2.py b/challenge-042/burkhard-nickels/python/ch-2.py
index a52447f036..a52447f036 100755
--- a/challenge-042/burkhard-nickels/perl5/ch-2.py
+++ b/challenge-042/burkhard-nickels/python/ch-2.py
diff --git a/challenge-042/burkhard-nickels/perl6/ch-1.p6 b/challenge-042/burkhard-nickels/raku/ch-1.p6
index 8086834ec4..8086834ec4 100755
--- a/challenge-042/burkhard-nickels/perl6/ch-1.p6
+++ b/challenge-042/burkhard-nickels/raku/ch-1.p6
diff --git a/challenge-042/burkhard-nickels/perl6/ch-2.p6 b/challenge-042/burkhard-nickels/raku/ch-2.p6
index 55ba8b94fc..55ba8b94fc 100755
--- a/challenge-042/burkhard-nickels/perl6/ch-2.p6
+++ b/challenge-042/burkhard-nickels/raku/ch-2.p6
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 81353a0a5d..bd2a6d637c 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,164 +1,17 @@
 {
-   "chart" : {
-      "type" : "column"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 042"
-   },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
-      }
-   },
-   "series" : [
-      {
-         "name" : "Perl Weekly Challenge - 042",
-         "colorByPoint" : 1,
-         "data" : [
-            {
-               "drilldown" : "Alicia Bielsa",
-               "y" : 2,
-               "name" : "Alicia Bielsa"
-            },
-            {
-               "y" : 3,
-               "drilldown" : "Arne Sommer",
-               "name" : "Arne Sommer"
-            },
-            {
-               "name" : "Daniel Mita",
-               "drilldown" : "Daniel Mita",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Dave Jacoby",
-               "y" : 2,
-               "name" : "Dave Jacoby"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Duane Powell",
-               "name" : "Duane Powell"
-            },
-            {
-               "name" : "E. Choroba",
-               "y" : 2,
-               "drilldown" : "E. Choroba"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Fabrizio Poggi",
-               "name" : "Fabrizio Poggi"
-            },
-            {
-               "name" : "Javier Luque",
-               "y" : 5,
-               "drilldown" : "Javier Luque"
-            },
-            {
-               "name" : "Kevin Colyer",
-               "y" : 2,
-               "drilldown" : "Kevin Colyer"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Kivanc Yazan",
-               "name" : "Kivanc Yazan"
-            },
-            {
-               "name" : "Laurent Rosenfeld",
-               "drilldown" : "Laurent Rosenfeld",
-               "y" : 5
-            },
-            {
-               "name" : "Markus Holzer",
-               "drilldown" : "Markus Holzer",
-               "y" : 2
-            },
-            {
-               "name" : "Nazareno Delucca",
-               "y" : 2,
-               "drilldown" : "Nazareno Delucca"
-            },
-            {
-               "name" : "Noud Aldenhoven",
-               "y" : 2,
-               "drilldown" : "Noud Aldenhoven"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Peter Scott",
-               "name" : "Peter Scott"
-            },
-            {
-               "y" : 4,
-               "drilldown" : "Roger Bell West",
-               "name" : "Roger Bell West"
-            },
-            {
-               "drilldown" : "Ruben Westerberg",
-               "y" : 4,
-               "name" : "Ruben Westerberg"
-            },
-            {
-               "y" : 6,
-               "drilldown" : "Ryan Thompson",
-               "name" : "Ryan Thompson"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Saif Ahmed",
-               "name" : "Saif Ahmed"
-            },
-            {
-               "drilldown" : "Simon Proctor",
-               "y" : 2,
-               "name" : "Simon Proctor"
-            },
-            {
-               "y" : 1,
-               "drilldown" : "Steven Wilson",
-               "name" : "Steven Wilson"
-            },
-            {
-               "name" : "Ulrich Rieke",
-               "drilldown" : "Ulrich Rieke",
-               "y" : 2
-            },
-            {
-               "name" : "Walt Mankowski",
-               "drilldown" : "Walt Mankowski",
-               "y" : 2
-            },
-            {
-               "name" : "Wanderdoc",
-               "drilldown" : "Wanderdoc",
-               "y" : 2
-            }
-         ]
-      }
-   ],
-   "xAxis" : {
-      "type" : "category"
-   },
    "drilldown" : {
       "series" : [
          {
+            "name" : "Alicia Bielsa",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Alicia Bielsa",
             "id" : "Alicia Bielsa"
          },
          {
-            "id" : "Arne Sommer",
             "data" : [
                [
                   "Raku",
@@ -169,27 +22,36 @@
                   1
                ]
             ],
-            "name" : "Arne Sommer"
+            "name" : "Arne Sommer",
+            "id" : "Arne Sommer"
          },
          {
-            "name" : "Daniel Mita",
+            "id" : "Burkhard Nickels",
             "data" : [
                [
+                  "Perl",
+                  2
+               ],
+               [
                   "Raku",
                   2
+               ],
+               [
+                  "Blog",
+                  2
                ]
             ],
-            "id" : "Daniel Mita"
+            "name" : "Burkhard Nickels"
          },
          {
-            "id" : "Dave Jacoby",
+            "id" : "Daniel Mita",
             "data" : [
                [
-                  "Perl",
+                  "Raku",
                   2
                ]
             ],
-            "name" : "Dave Jacoby"
+            "name" : "Daniel Mita"
          },
          {
             "data" : [
@@ -198,30 +60,41 @@
                   2
                ]
             ],
+            "name" : "Dave Jacoby",
+            "id" : "Dave Jacoby"
+         },
+         {
             "name" : "Duane Powell",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
             "id" : "Duane Powell"
          },
          {
-            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "E. Choroba"
+            "name" : "E. Choroba",
+            "id" : "E. Choroba"
          },
          {
-            "name" : "Fabrizio Poggi",
+            "id" : "Fabrizio Poggi",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Fabrizio Poggi"
+            "name" : "Fabrizio Poggi"
          },
          {
+            "name" : "Javier Luque",
             "data" : [
                [
                   "Perl",
@@ -236,7 +109,6 @@
                   1
                ]
             ],
-            "name" : "Javier Luque",
             "id" : "Javier Luque"
          },
          {
@@ -250,17 +122,17 @@
             "id" : "Kevin Colyer"
          },
          {
-            "id" : "Kivanc Yazan",
             "name" : "Kivanc Yazan",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Kivanc Yazan"
          },
          {
-            "name" : "Laurent Rosenfeld",
+            "id" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -275,17 +147,17 @@
                   1
                ]
             ],
-            "id" : "Laurent Rosenfeld"
+            "name" : "Laurent Rosenfeld"
          },
          {
             "id" : "Markus Holzer",
+            "name" : "Markus Holzer",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Markus Holzer"
+            ]
          },
          {
             "id" : "Nazareno Delucca",
@@ -318,6 +190,7 @@
             "id" : "Peter Scott"
          },
          {
+            "name" : "Roger Bell West",
             "data" : [
                [
                   "Perl",
@@ -328,7 +201,6 @@
                   2
                ]
             ],
-            "name" : "Roger Bell West",
             "id" : "Roger Bell West"
          },
          {
@@ -346,6 +218,7 @@
             ]
          },
          {
+            "name" : "Ryan Thompson",
             "data" : [
                [
                   "Perl",
@@ -360,85 +233,235 @@
                   2
                ]
             ],
-            "name" : "Ryan Thompson",
             "id" : "Ryan Thompson"
          },
          {
-            "id" : "Saif Ahmed",
+            "name" : "Saif Ahmed",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Saif Ahmed"
+            "id" : "Saif Ahmed"
          },
          {
             "id" : "Simon Proctor",
-            "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Simon Proctor"
          },
          {
-            "id" : "Steven Wilson",
-            "name" : "Steven Wilson",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "name" : "Steven Wilson",
+            "id" : "Steven Wilson"
          },
          {
-            "id" : "Ulrich Rieke",
+            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Ulrich Rieke"
+            "id" : "Ulrich Rieke"
          },
          {
+            "id" : "Walt Mankowski",
             "name" : "Walt Mankowski",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Walt Mankowski"
+            ]
          },
          {
-            "name" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "name" : "Wanderdoc",
             "id" : "Wanderdoc"
          }
       ]
    },
-   "tooltip" : {
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
-      "followPointer" : 1,
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
+   "chart" : {
+      "type" : "column"
    },
-   "legend" : {
-      "enabled" : 0
+   "series" : [
+      {
+         "name" : "Perl Weekly Challenge - 042",
+         "data" : [
+            {
+               "y" : 2,
+               "drilldown" : "Alicia Bielsa",
+               "name" : "Alicia Bielsa"
+            },
+            {
+               "name" : "Arne Sommer",
+               "drilldown" : "Arne Sommer",
+               "y" : 3
+            },
+            {
+               "name" : "Burkhard Nickels",
+               "drilldown" : "Burkhard Nickels",
+               "y" : 6
+            },
+            {
+               "drilldown" : "Daniel Mita",
+               "name" : "Daniel Mita",
+               "y" : 2
+            },
+            {
+               "name" : "Dave Jacoby",
+               "drilldown" : "Dave Jacoby",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "name" : "Duane Powell",
+               "drilldown" : "Duane Powell"
+            },
+            {
+               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Fabrizio Poggi",
+               "name" : "Fabrizio Poggi",
+               "y" : 2
+            },
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+               "name" : "Javier Luque",
+               "drilldown" : "Javier Luque"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Kevin Colyer",
+               "name" : "Kevin Colyer"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Kivanc Yazan",
+               "name" : "Kivanc Yazan"
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld",
+               "y" : 5
+            },
+            {
+               "y" : 2,
+               "name" : "Markus Holzer",
+               "drilldown" : "Markus Holzer"
+            },
+            {
+               "name" : "Nazareno Delucca",
+               "drilldown" : "Nazareno Delucca",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Noud Aldenhoven",
+               "name" : "Noud Aldenhoven"
+            },
+            {
+               "name" : "Peter Scott",
+               "drilldown" : "Peter Scott",
+               "y" : 2
+            },
+            {
+               "name" : "Roger Bell West",
+               "drilldown" : "Roger Bell West",
+               "y" : 4
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Ruben Westerberg",
+               "name" : "Ruben Westerberg"
+            },
+            {
+               "y" : 6,
+               "name" : "Ryan Thompson",
+               "drilldown" : "Ryan Thompson"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Saif Ahmed",
+               "name" : "Saif Ahmed"
+            },
+            {
+               "y" : 2,
+               "name" : "Simon Proctor",
+               "drilldown" : "Simon Proctor"
+            },
+            {
+               "y" : 1,
+               "name" : "Steven Wilson",
+               "drilldown" : "Steven Wilson"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Ulrich Rieke",
+               "name" : "Ulrich Rieke"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Walt Mankowski",
+               "name" : "Walt Mankowski"
+            },
+            {
+               "y" : 2,
+               "name" : "Wanderdoc",
+               "drilldown" : "Wanderdoc"
+            }
+         ],
+         "colorByPoint" : 1
+      }
+   ],
+   "xAxis" : {
+      "type" : "category"
    },
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
       }
    },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
+   },
    "subtitle" : {
-      "text" : "[Champions: 24] Last updated at 2020-01-11 09:27:15 GMT"
+      "text" : "[Champions: 25] Last updated at 2020-01-11 09:46:10 GMT"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "tooltip" : {
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : 1
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 042"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index b35e789dc5..f8d864c20f 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -2,62 +2,62 @@
    "chart" : {
       "type" : "column"
    },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      }
-   },
    "series" : [
       {
          "data" : [
             [
                "Blog",
-               449
+               451
             ],
             [
                "Perl",
-               1721
+               1723
             ],
             [
                "Raku",
-               1042
+               1044
             ]
          ],
-         "name" : "Contributions",
          "dataLabels" : {
+            "enabled" : "true",
+            "rotation" : -90,
             "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
             },
             "color" : "#FFFFFF",
-            "y" : 10,
-            "rotation" : -90,
-            "format" : "{point.y:.0f}",
             "align" : "right",
-            "enabled" : "true"
-         }
+            "y" : 10,
+            "format" : "{point.y:.0f}"
+         },
+         "name" : "Contributions"
       }
    ],
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "legend" : {
-      "enabled" : "false"
+   "xAxis" : {
+      "type" : "category",
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      }
    },
    "yAxis" : {
-      "min" : 0,
       "title" : {
          "text" : null
-      }
+      },
+      "min" : 0
+   },
+   "legend" : {
+      "enabled" : "false"
    },
    "subtitle" : {
-      "text" : "Last updated at 2020-01-11 09:27:15 GMT"
+      "text" : "Last updated at 2020-01-11 09:46:10 GMT"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 22a835463a..8d2fc2a454 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,229 +1,7 @@
 {
-   "xAxis" : {
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-               "name" : "#004"
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-               "name" : "#005"
-            },
-            {
-               "name" : "#006",
-               "y" : 48,
-               "drilldown" : "006"
-            },
-            {
-               "drilldown" : "007",
-               "y" : 56,
-               "name" : "#007"
-            },
-            {
-               "drilldown" : "008",
-               "y" : 70,
-               "name" : "#008"
-            },
-            {
-               "y" : 68,
-               "drilldown" : "009",
-               "name" : "#009"
-            },
-            {
-               "y" : 60,
-               "drilldown" : "010",
-               "name" : "#010"
-            },
-            {
-               "y" : 79,
-               "drilldown" : "011",
-               "name" : "#011"
-            },
-            {
-               "drilldown" : "012",
-               "y" : 83,
-               "name" : "#012"
-            },
-            {
-               "name" : "#013",
-               "drilldown" : "013",
-               "y" : 76
-            },
-            {
-               "y" : 96,
-               "drilldown" : "014",
-               "name" : "#014"
-            },
-            {
-               "drilldown" : "015",
-               "y" : 93,
-               "name" : "#015"
-            },
-            {
-               "name" : "#016",
-               "drilldown" : "016",
-               "y" : 66
-            },
-            {
-               "name" : "#017",
-               "y" : 79,
-               "drilldown" : "017"
-            },
-            {
-               "name" : "#018",
-               "drilldown" : "018",
-               "y" : 76
-            },
-            {
-               "name" : "#019",
-               "drilldown" : "019",
-               "y" : 95
-            },
-            {
-               "name" : "#020",
-               "y" : 95,
-               "drilldown" : "020"
-            },
-            {
-               "name" : "#021",
-               "drilldown" : "021",
-               "y" : 67
-            },
-            {
-               "drilldown" : "022",
-               "y" : 63,
-               "name" : "#022"
-            },
-            {
-               "name" : "#023",
-               "drilldown" : "023",
-               "y" : 91
-            },
-            {
-               "name" : "#024",
-               "y" : 70,
-               "drilldown" : "024"
-            },
-            {
-               "name" : "#025",
-               "y" : 55,
-               "drilldown" : "025"
-            },
-            {
-               "name" : "#026",
-               "y" : 70,
-               "drilldown" : "026"
-            },
-            {
-               "name" : "#027",
-               "drilldown" : "027",
-               "y" : 58
-            },
-            {
-               "name" : "#028",
-               "y" : 78,
-               "drilldown" : "028"
-            },
-